What is the most underrated prehistoric creature?

Let me hear your underrated prehistoric creatures (dinosaurs, synapsids, ptereosaurs, mammals, others) below

PowerLord Spinosaurus isn't underrated lol. I see it everywhere

Everything from the pre-Cambrian

^ my man (or whatever you go by)

(Edited by 12 The Irritator)

Am I wrong about Hybodus though?

Hybodus is a good answer baragon

I think the most underrated animal is bahariasaurus which is very underrated

(Edited by Concaventor Wrangler)

Pteranodon

Pterygotus

(Edited by 12 The Irritator)

^^^Good point, nobody really thinks about Bahariasaurus often.

(Edited by PowerLord23)

Hesperosaurus

Ampelosaurus

(Edited by EnderArtichoke)

What do you think?